Mamdouh M. Shaaban, Maher Salah, Ali Zarzour, Sayed A. Abdullah, A Prospective Study of NORPLANT Implants and the TCu 380Ag IUD in Assiut, Egypt, Studies in Family Planning, Vol. 14, No. 6/7 (Jun. - Jul., 1983), pp. 163-169
No takes yet. Share an insight, caveat, or question.
Shaaban et al. (1983) studied this question.